MC33989DW Freescale Semiconductor, MC33989DW Datasheet - Page 31
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MC33989DW
Manufacturer Part Number
MC33989DW
Description
IC SYSTEM BASE W/CAN 28-SOIC
Manufacturer
Freescale Semiconductor
Datasheet
1.MC33989DWR2.pdf
(66 pages)
Specifications of MC33989DW
Controller Type
System Basis Chip
Interface
CAN
Voltage - Supply
5.5 V ~ 18 V
Current - Supply
45mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
28-SOIC (7.5mm Width)
For Use With
KIT33989DWEVB - KIT EVAL 33989DW HS SBC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC33989DW
Manufacturer:
FREESCALE Semiconductor
Quantity:
16
Part Number:
MC33989DW
Manufacturer:
FREESCALE
Quantity:
20 000
Company:
Part Number:
MC33989DWR2
Manufacturer:
INTERSIL
Quantity:
7 346
Mode Control Register (MCR)
Table 9. MCR Register
Table 10. MCR Control Bits
Table 11. MCR Status Bits
Analog Integrated Circuit Device Data
Freescale Semiconductor
Notes
Notes
31.
32.
33.
Table 9
Reset Condition
MCTR2
Reset Value
Bit BATFAIL cannot be set by SPI. BATFAIL is set when V
Watchdog ON or OFF depends on RCR bit D3.
Before entering Sleep mode, bit BATFAIL in MCR must be previously cleared (MCR read operation), and bit NOSTOP in RCR must be
previously set to 1.
Status Bits
0
0
0
0
0
1
1
1
1
VDDTEMP
$000B
BATFAIL
MCR
WDRST
GFAIL
provides Mode Control Register data.
MCTR1
0
0
1
1
1
0
0
1
1
W
Logic OR of CAN Failure (TXF Permanent Dominant, or CAN Over Current or CAN thermal), or HS1 Over
Temperature, or V2 Low
Battery Fail Flag (set when V
Temperature Pre-Warning on V
Watchdog Reset Occurred
R
MCTR0
BATFAIL
0
1
0
1
1
0
1
0
1
D3
—
—
—
(31)
SUP
Stop, Watchdog OFF
DD
Stop, Watchdog ON
Enter/Exit Debug Mode
< 3.0 V)
(latched)
SUP
SBC Mode
Sleep
POR, RESET
Standby
Standby
Normal
Normal
falls below 3.0 V.
VDDTEMP
Stop
MCTR2
D2
(33)
0
Description
(32)
(32)
To enter/exit Debug Mode, refer to detail
Debug Mode: Hardware and Software Debug...
No watchdog running, Debug Mode
POR, RESET
MCTR1
GFAIL
LOGIC COMMANDS AND REGISTERS
D1
0
FUNCTIONAL DEVICE OPERATION
Description
—
—
—
—
—
POR, RESET
WDRST
MCTR0
D0
0
33989
31